Durable Material: The bike lock is made of 8 alloy structural steel links with high tensile and bending strength, offering excellent toughness. It effectively resists cutting by 9T hydraulic cutters, hammers, saws, drills, and more, ensuring maximum anti-theft security. It is sturdier than ordinary locks. Ultra-Elastic Rubber Coating: The surface of the bike lock is covered with ABS rubber paint, offering waterproof functionality and preventing any scratches on your valuables. It also protects the lock from water ingress, rust, and corrosion. The rivets on the bike lock are designed with VSR technology, making them resistant to sawing for enhanced protection. The lock cylinder and other components are equipped with anti-drilling features. Easy to Install and Carry: This foldable bike lock is very easy to install. You can flexibly install it on the bike's water bottle holder using either a non-slip strap or screws. The 8 folding rods significantly reduce the lock's size, making it compact, lightweight, and highly flexible. It doesn't take up much space, making it more convenient to carry around. Versatile Folding Lock: This alloy-structured steel bike lock is perfect for securing bicycles and motorcycles, as well as locking items around homes, garages, construction sites, or farms, such as generators, gates and fences, grills and lawnmowers, sports equipment, toolboxes and ladders, strollers, and more. It also makes an ideal gift. Customer Service: If you have any questions, we sincerely hope you will contact us for a solution. The lock comes with 3 laser-cut keys, so you don't have to worry if you lose one. Aonvmdis Folding Bike Lock Bicycle Scooter Folding Locks with 3Keys Heavy Duty Bike Lock with Easy Mounting Bracket Alloy Steel Foldable Lock